Exposing the Fundus of the Internal Acoustic Meatus without Entering the Labyrinth Using a Retrosigmoid Approach: Is It Possible?

Abstract

OBJECTIVES To evaluate the feasibility of performing a labyrinth-sparing neuronavigation-assisted retrosigmoid approach to the fundus of the internal acoustic meatus (IAM) and to describe the anatomy of the structures embedded in the posterior meatal wall. METHODS Ten surgical dissections were performed bilaterally on 5 fresh cadavers. Cadavers were… (More)
DOI: 10.1016/j.wneu.2016.03.093

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